diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index ed3fe1c..b141923 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -19,7 +19,7 @@ jobs:
       TAG: ${{ github.sha }}
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       # Install the cosign tool except on PR
       # https://github.com/sigstore/cosign-installer
       - name: Install cosign
diff --git a/.github/workflows/dotnet-docker.yml b/.github/workflows/dotnet-docker.yml
index 03e2e39..d4197ea 100644
--- a/.github/workflows/dotnet-docker.yml
+++ b/.github/workflows/dotnet-docker.yml
@@ -16,7 +16,7 @@ jobs:
         TAG: ${{ github.sha }}
   
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
 
       - uses: actions/setup-dotnet@v5
         with:
diff --git a/.github/workflows/marp-pages.yml b/.github/workflows/marp-pages.yml
index f0afb7c..c8937a8 100644
--- a/.github/workflows/marp-pages.yml
+++ b/.github/workflows/marp-pages.yml
@@ -32,7 +32,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v7
       - name: Copy images
         run: mkdir build && cp -R slides/img build/img && cp -R slides/themes build/themes